/*
 * Copyright (C) 2009 Leandro Aparecido <lehphyro@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.metalframework.util;

import org.springframework.aop.framework.*;

public abstract class AspectUtils {

	public static boolean isAdvised(Object obj) {
		return obj instanceof Advised;
	}
	
	@SuppressWarnings("unchecked")
	public static <T> T unwrapIfNecessary(T obj) {
		if (isAdvised(obj)) {
			Advised advised = (Advised)obj;
			advised.setExposeProxy(true);
			try {
				return (T)advised.getTargetSource().getTarget();
			} catch (Exception e) {
				throw new RuntimeException(e);
			}
		}
		return obj;
	}

}
